Matrix Switch Corporation:

Matrix Switch Corporation distribution amplifiers combine exceptional performance with value. Their compact size allows for them to be utilized in space constrained situations and all external connections are on the same side making for a clean installation.
The MSC-DA16RA rack adapter allows for mounting two MSC-HDDA16 SDI Distribution Amplifiers (sold separately) in a 1RU space, providing wide distribution of one or two SDI signals to 31 or 32 destinations. Features: Specifications: